package com.nbgs.demo.dao;

import com.nbgs.demo.controller.info.Form;
import org.apache.ibatis.annotations.Select;


public interface LoginMapper {
    @Select("select t1.card_num,t2.username from t_card t1 join t_user t2 on t1.user_id=t2.user_id where card_num=#{cardNum}")
    Form login(Form form);
}
